JPS6468341A - Method for recovering 3,4,3',4'-biphenyltetracarboxylic acid tetraester - Google Patents
Method for recovering 3,4,3',4'-biphenyltetracarboxylic acid tetraesterInfo
- Publication number
- JPS6468341A JPS6468341A JP22618087A JP22618087A JPS6468341A JP S6468341 A JPS6468341 A JP S6468341A JP 22618087 A JP22618087 A JP 22618087A JP 22618087 A JP22618087 A JP 22618087A JP S6468341 A JPS6468341 A JP S6468341A
- Authority
- JP
- Japan
- Prior art keywords
- titled compound
- solvent
- reaction
- mother liquor
- phthalic acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22618087A JPH062715B2 (ja) | 1987-09-09 | 1987-09-09 | 3,4,3’,4’−ビフェニルテトラカルボン酸テトラエステルの回収方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22618087A JPH062715B2 (ja) | 1987-09-09 | 1987-09-09 | 3,4,3’,4’−ビフェニルテトラカルボン酸テトラエステルの回収方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6468341A true JPS6468341A (en) | 1989-03-14 |
JPH062715B2 JPH062715B2 (ja) | 1994-01-12 |
Family
ID=16841137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP22618087A Expired - Lifetime JPH062715B2 (ja) | 1987-09-09 | 1987-09-09 | 3,4,3’,4’−ビフェニルテトラカルボン酸テトラエステルの回収方法 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH062715B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015077635A2 (en) | 2013-11-22 | 2015-05-28 | Polnox Corporation | Macromolecular antioxidants based on dual type moiety per molecule: structures methods of making and using the same |
-
1987
- 1987-09-09 JP JP22618087A patent/JPH062715B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH062715B2 (ja) | 1994-01-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term | ||
FPAY | Renewal fee payment |
Year of fee payment: 14 Free format text: PAYMENT UNTIL: 20080112 |